Chapter 19: Diseases of the Eyes, Ears, Nose, and Throat

Thrush: ulcers or white patches on the inside of the mouth and tongue, caused by a yeast infection. Trophozoites: stage of a protozoan organism such as Giardia lamblia or E. histolytica; the stage which causes tissue damage. Ulcer: a painful open sore . Mouth ulcers: sores on the inside of the mouth and lips or on the tongue. ................
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